Effects of revolution

What is the answer for the complicated molecules that make up living things usually contain carbon. why is carbon so important in these molecules?

There is a liquid capsule inside a cup full of liquid. the cup full of liquid has salt in it and the liquid capsule has no salt in it. in which direction will the solvent flow? a. the salt does not have to move b. from the capsule to the larger cup c. equally between the capsule and the cup d. from the larger cup to the capsule

Which of the following are the functions of the integumentary system? yadda-yadda, the 1st answer is the brainliest. : )